Delhi Car Blast, Nov. 21 -- One of the three alleged foreign handlers linked to the doctors from Faridabad's Al Falah Medical College had sent 42 bomb-making videos to Muzammil Ahmad Ganai via encrypted apps, investigators have told The Indian Express.

Ganai is one of the arrested doctors in the Red Fort blast-linked terror module. He was also a colleague and associate of Umar Nabi, 36, who carried out the blast.

The roles and identities of the handlers, who investigators believe helped the module build a bomb and nudged them on the path of a suicide attack, are being scrutinised by security agencies for overlaps with incidents involving a similar modus operandi of do-it-yourself (DIY) bombings in India in recent times, the Indian Expre...